<template>
  <div class="login_container">
      <div class="login_box"></div>
  </div>
</template>

<script>
export default {};
</script>

<style lang="less" scoped>
.login_container {
  background-color: #2b4b6b;
  height: 100%;
 
}

 .login_box {  
    width: 450px;
    height: 300px;
    background-color:#fff ;
    border-radius: 3px;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%,-50%); //正中间  
  } 
</style>
